Field case for a camera



FIG. 1 is a front perspective view of a field case for a camera showing my new design;

FIG. 2 is a rear perspective view of the field case, viewed from the bottom;

FIG. 3 is a rear perspective view thereof in the opened condition; and

FIG. 4 is a perspective view of FIG. 1 in the opened condition. 

The ornamental design for a field case for a camera, substantially as shown and described. 